What tensions contributed to the outbreaks of war in europe

large Italian communities lived in the Austrian Empire. The direct cause of WWI was the assassination of Archduke Franz Ferdinand at Sarajevo on 28 June 1914. However historians feel that a number of factors contributed to the rivalry between the Great powers that allowed war on such a wide-scale to break out.

answer; ///i believe that the correct answer is ; the american revolution led to the creation of a democratic republic;

the answer. is b

hope this : d